package com.jt.helloworld.designpattern.observer;

public class HexObserver extends Observer {

    public HexObserver(Subject subject){
        this.subject = subject;
        this.subject.attach(this);
    }

    @Override
    public void update() {
        System.out.println("Hex String : " +
                Integer.toHexString(subject.getState()).toUpperCase());
    }
}
